Index: /trunk/src/VBox/Installer/win/Makefile.kmk
===================================================================
--- /trunk/src/VBox/Installer/win/Makefile.kmk	(revision 53981)
+++ /trunk/src/VBox/Installer/win/Makefile.kmk	(revision 53982)
@@ -541,4 +541,5 @@
 		-E 'VBOX_WITH_DEBUGGER_GUI=$(if-expr defined(VBOX_WITH_DEBUGGER_GUI) && defined(VBOX_WITH_QTGUI),yes,no)' \
 		-E 'VBOX_WITH_DOCS_PACKING=$(if $(VBOX_WITH_DOCS_PACKING),yes,no)' \
+		-E 'VBOX_WITH_DTRACE=$(if $(VBOX_WITH_DTRACE),yes,no)' \
 		-E 'VBOX_WITH_EFIFW_PACKING=$(if $(VBOX_WITH_EFIFW_PACKING),yes,no)' \
 		-E 'VBOX_WITH_EXTPACK=$(if $(VBOX_WITH_EXTPACK),yes,no)' \